[M] Change in coreboot[master]: drivers/ocp: add VPD processing framework

[Arthur Heymans (Code Review)]

Attention is currently required from: Marc Jones, Jonathan Zhang, Johnny Lin, Paul Menzel, Angel Pons, Johnny Li, Shuming Chu (Shuming), Tim Chu.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/68784 )

Change subject: drivers/ocp: add VPD processing framework
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Patch Set 4:

(1 comment)

File src/drivers/ocp/vpd/Makefile.inc:

https://review.coreboot.org/c/coreboot/+/68784/comment/611dfab9_50640a14 
PS2, Line 3: smm-$(C
> Config VPD_SMM_SUPPORT is uploaded to CB:67092 for VPD access in SMM.

It's a bad idea if you just want boot time configuration. I suggest passing the configuration once, just like how it's done for passing the cbmemc buffer.